ATL89DKG03

NTSB accident investigation · Rotorway Exec · Roswell, GA · May 29, 1989

Accident · No injuriesFinal report
Date
May 29, 1989, 17:00 local (21:00 UTC)
Place
Roswell, GA
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Maneuvering
Aircraft
N7043TRotorway Exec
Weather
Visual (VMC) · Day
Status
Completed · report May 22, 1990
Report
Approved by Office Director
FAA report
19890529015809A
Case key
7827

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Probable cause

The pilots improper use of the tail rotor controls while in a hover. Adding to this was the pilots total lack of experience operating helicopters.

Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of control - in flightHover
Tail rotor/anti-torque control - improper use ofPilot in commandCause
Lack of total experiencePilot in commandFactor
On ground/water encounter with terrain/waterHover

Analysis

The student pilot said the 'helicopter started circling to the left' as he was hovering in his backyard. His attempts to recover to a steady hover were unsuccessful and about 2-3 feet AGL the blades came in contact with the ground. The helicopter landed on its left side causing substantial damage. He attributed the occurence to breakage of the tail rotor or belt slippage. However, examination of the wreckage revealed that the tail rotor was functioning and the belt was intact at the time of impact.

Aircraft

Registration
N7043T
Reported as
Rotorway Exec
Category
Helicopter, amateur-built
Serial number
3484
Airframe hours
49
Engine
Rotorway RW152, 152 horsepower, reciprocating
Damage
Substantial damage
Flight
Personal · Part 91
Registered owner
David Callahan
Airworthiness certificate
Special, Experimental (Special)

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
45
Certificate
Student
Medical
Class 3, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
62 total · 62 in this make and model · 49 as pilot in command

Weather

Conditions
Visual (VMC) · Day
Wind
Calm
Visibility
7 statute miles
Lowest ceiling
None
Temperature
82 °F, dew point -0 °F

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.